Bump typescript from 4.2.4 to 4.3.4 in /typescript-language-server (#66)

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.2.4 to 4.3.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.2.4...v4.3.4)

---
updated-dependencies:
- dependency-name: typescript
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

typescript-language-server/package-lock.json

@@ -2,7 +2,7 @@
   "name": "typescript-language-server",
   "version": "0.5.1",
   "dependencies": {
-    "typescript": "4.2.4",
+    "typescript": "4.3.4",
     "typescript-language-server": "0.5.1"
   }
 }